EBK BIOLOGY TODAY AND TOMORROW WITHOUT
5th Edition
ISBN: 8220100557187
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 4, Problem 4CT
The enzyme trypsin is sold as a dietary enzyme supplement. Explain what happens to trypsin taken with food.
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The enzyme trypsin is sold as a dietary enzyme supplement. Explain what would happen if trypsin is taken with food. (Research what trypsin does, where it is active in the body. From this you can determine how its activity or the location of its activity will change when taken orally)
The enzyme trypsin is solid as a dietary enzyme supplement. Explain what happens to trypsin that is taken with food.
List two classes of compounds derived from arachidonic acid. Suggest some reasons for the amount of biomedical research devoted to these compounds.
Chapter 4 Solutions
EBK BIOLOGY TODAY AND TOMORROW WITHOUT
Ch. 4 - Figure 4.5 Energy inputs and outputs in chemical...Ch. 4 - Figure 4.10 Enzymes, temperature, and pH. Each...Ch. 4 - Prob. 3FIOCh. 4 - Prob. 4FIOCh. 4 - The genus Ferroplasma consists of a few species of...Ch. 4 - Prob. 2DIDCh. 4 - Prob. 3DIDCh. 4 - Prob. 1SQCh. 4 - Prob. 2SQCh. 4 - Prob. 3SQ
Ch. 4 - Prob. 4SQCh. 4 - Prob. 5SQCh. 4 - Prob. 6SQCh. 4 - Prob. 7SQCh. 4 - Prob. 8SQCh. 4 - Ions or molecules tend to diffuse from a region...Ch. 4 - Prob. 10SQCh. 4 - Prob. 11SQCh. 4 - Prob. 12SQCh. 4 - A transport protein requires ATP to pump sodium...Ch. 4 - Prob. 14SQCh. 4 - Prob. 15SQCh. 4 - Prob. 1CTCh. 4 - Water molecules tend to diffuse in response to...Ch. 4 - Dixie Bee wanted to make JELL-O shots for her next...Ch. 4 - The enzyme trypsin is sold as a dietary enzyme...Ch. 4 - Prob. 5CT
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- The enzyme trypsin is sold as a dietary supplement.What happens to trypsin taken with foodarrow_forwardGive two reasons why people may not want to take supplements that contain beta-carotene or vitamin E.arrow_forwardA patient is taking the drug with Simvastatin to lower their cholesterol levels. At the same time, the patient takes one another drug that inhibits the enzymes that metabolize Simvastatinarrow_forward
- Intravenous injection of KCl could be fatal. Why?arrow_forwardIf a person receives 1-1.5 g of cholesterol with food, its synthesis in the body is reduced. Explain the causes that lead to the reduction of cholesterol synthesis. Give the names of the enzymes.arrow_forwardBased on what is known about the mechanism of Chymotrypsin, which molecules would be inhibitors of the enzyme? Which molecules are the best inhibitor? A B 'R' C Rº D oferarrow_forward
- Which of the following is false about chymotrypsin? A Hydrolytic cleavage of a peptide bond by chymotrypsin involves two nucleophilic attacks to the substrate B It is activated in the presence of trypsin C It is synthesized in the thyroid gland D Polypeptide chains in chymotrypsin are linked by S-S bondsarrow_forwardAn acidic environment is inhibitory to decarboxylase activity. True Falsearrow_forwardIf you can clearly visualize the chymotrypsin mechanism of action, you should be able to picture the structure of the transition state right after the enzyme attacks the first substrate. Think hard about what we have covered, and visualize that transition state accurately:arrow_forward
- Ketone bodies are used as an alternative source of fuel during starvation. Describe how ketones are synthesized.arrow_forwardWhich of the following compounds is derived from arachidonic acid with the help of the enzyme lipooxygenases? Leukotrienes Thromboxanes Prostaglandins Saturated fatty acidsarrow_forwardThe nonprotein heme group sits in the active site of the hemoglobin enzyme. The heme group facilitates the reaction of the enzyme and is required to be present for the reaction to occur. Select the best answer. Question options: Heme is an example of allosteric inhibition. Heme is an example of a product. Heme is an example of a noncompetitive inhibitor. Heme is an example of a cofactor Heme is an example of a competitive inhibitor.arrow_forward
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